Can people with the lipase enzyme (which breaks down lipids in your stomach) break down lactose found in milk? Explain your reasoning by including the words active site, substrate and lock and key model in your answer.

common management practices in dairy and poultry farming are: (i) proper shelter facilities and their regular cleaning. (ii) some basic hygienic conditions such as clean water, nutritious food, etc. (iii) animals are kept in spacious, airy, and ventilated place.